Correct: Faster in warm and damp conditions, Biogas is methane, Worms are decomposers, Bacteria are decomposers, Biogas is carbon neutral, Respiration releases energy, Respiration uses oxygen, Incorrect: Faster in cold and dry conditions, Faster in warm and dry conditions, Biogas is carbon dioxide, Sheep are decomposers, Biogas is a fossil fuel, Photosynthesis releases energy, Respiration uses carbon dioxide,

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